4 layers93 × 53.4 mm

HL2IOBoard
jimahlstrom/HL2IOBoard
A PCB added to the HL2 with IO resources to control filters and antennas
117 parts56
Boards in 1 GitHub repository, designed in KiCad, that use the FCX491ATA by Diodes Incorporated (-65℃~+150℃ 1 NPN 100nA 150MHz 1A 1W 200 40V 500mV 7V NPN SOT-89 Bipolar (BJT) ROHS). See how each wires it, with its parts, size, README and files; the FCX491ATA’s symbol, footprint and pinout are on its own page.

jimahlstrom/HL2IOBoard
A PCB added to the HL2 with IO resources to control filters and antennas